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808010104 = 231171791637
BaseRepresentation
bin110000001010010…
…100000101111000
32002022102011111011
4300022110011320
53123322310404
6212102243304
726010654406
oct6012240570
92068364434
10808010104
11385111a50
121a6726534
13cb528ab5
1479452476
154ae0a604
hex30294178

808010104 has 64 divisors (see below), whose sum is σ = 1698278400. Its totient is φ = 357302400.

The previous prime is 808010101. The next prime is 808010111. The reversal of 808010104 is 401010808.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (808010101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 492774 + ... + 494410.

It is an arithmetic number, because the mean of its divisors is an integer number (26535600).

Almost surely, 2808010104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 808010104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (849139200).

808010104 is an abundant number, since it is smaller than the sum of its proper divisors (890268296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

808010104 is a wasteful number, since it uses less digits than its factorization.

808010104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1804 (or 1800 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 22.

The square root of 808010104 is about 28425.5185352880. The cubic root of 808010104 is about 931.4057839228.

The spelling of 808010104 in words is "eight hundred eight million, ten thousand, one hundred four".

Divisors: 1 2 4 8 11 22 44 71 79 88 142 158 284 316 568 632 781 869 1562 1637 1738 3124 3274 3476 5609 6248 6548 6952 11218 13096 18007 22436 36014 44872 61699 72028 116227 123398 129323 144056 232454 246796 258646 464908 493592 517292 929816 1034584 1278497 1422553 2556994 2845106 5113988 5690212 9181933 10227976 11380424 18363866 36727732 73455464 101001263 202002526 404005052 808010104